People have had a lot of study and gained some theories or modes in the protective design for urban historical environment . they are the theory of organic order of eliel . saarinen , the mode of collage city of rowe . colin , the theory of urban imago of kevin . lvnch , japanese theory of metabolism city and intergrowth city , the theory of site spirit of norberg . schulz , the mode of analogous city of a . rossi and the theory of pattern language of c . alexander 人类对城市历史环境保护设计方面进行了不懈的探索，产生了一些理论与模式，它们是伊利尔?沙里宁的“有机秩序”理论；柯?林洛的“拼贴城市”模式；凯文?林奇的“城市意象”理论；日本的“新陈代谢城市”理论与“共生城市”理论；诺伯尔?舒尔茨的“场所精神”理论；阿尔多?罗两的“类似型城市”模式与克里斯托弗?亚历山大的“模式语言”理论。
